diff --git a/tests/Avalonia.Markup.Xaml.UnitTests/MarkupExtensions/CompiledBindingExtensionTests.cs b/tests/Avalonia.Markup.Xaml.UnitTests/MarkupExtensions/CompiledBindingExtensionTests.cs
index dd89274517..2f42f57434 100644
--- a/tests/Avalonia.Markup.Xaml.UnitTests/MarkupExtensions/CompiledBindingExtensionTests.cs
+++ b/tests/Avalonia.Markup.Xaml.UnitTests/MarkupExtensions/CompiledBindingExtensionTests.cs
@@ -1,11 +1,13 @@
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
+using System.Globalization;
using System.Reactive.Subjects;
using System.Text;
using System.Threading.Tasks;
using Avalonia.Controls;
using Avalonia.Controls.Presenters;
+using Avalonia.Data.Converters;
using Avalonia.Data.Core;
using Avalonia.Markup.Data;
using Avalonia.UnitTests;
@@ -621,6 +623,28 @@ namespace Avalonia.Markup.Xaml.UnitTests.MarkupExtensions
}
}
+ [Fact]
+ public void SupportConverterWithParameter()
+ {
+ using (UnitTestApplication.Start(TestServices.StyledWindow))
+ {
+ var xaml = @"
+
+
+";
+
+ var window = (Window)AvaloniaRuntimeXamlLoader.Load(xaml);
+ var textBlock = window.FindControl("textBlock");
+
+ window.DataContext = new TestDataContext() { StringProperty = "Foo" };
+
+ Assert.Equal("Foo+Bar", textBlock.Text);
+ }
+ }
+
[Fact]
public void ThrowsOnInvalidCompileBindingsDirective()
{
@@ -782,6 +806,18 @@ namespace Avalonia.Markup.Xaml.UnitTests.MarkupExtensions
public interface IHasPropertyDerived : IHasProperty
{ }
+ public class AppendConverter : IValueConverter
+ {
+ public static IValueConverter Instance { get; } = new AppendConverter();
+
+ public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+ => string.Format("{0}+{1}", value, parameter);
+
+ public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+ => throw new NotImplementedException();
+
+ }
+
public class TestDataContext : IHasPropertyDerived
{
public string StringProperty { get; set; }